./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3da1085986a33686aa7ffc74caa759bc9bd987d241f97554ff5ad69a436a7e40 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:49:34,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:49:34,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:49:34,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:49:34,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:49:34,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:49:34,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:49:34,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:49:34,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:49:34,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:49:34,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:49:34,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:49:34,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:49:34,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:49:34,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:49:34,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:49:34,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:49:34,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:49:34,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:49:34,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:49:34,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:49:34,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:49:34,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:49:34,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:49:34,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:49:34,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:49:34,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:49:34,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:49:34,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:49:34,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:49:34,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:49:34,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:49:34,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:49:34,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:49:34,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:49:34,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:49:34,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:49:34,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:49:34,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:49:34,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:49:34,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:49:34,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:49:34,610 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:49:34,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:49:34,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:49:34,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:49:34,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:49:34,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:49:34,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:49:34,617 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:49:34,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:49:34,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:49:34,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:49:34,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:49:34,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:49:34,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:49:34,626 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:49:34,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:49:34,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:49:34,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:49:34,626 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:49:34,627 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:49:34,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:49:34,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:49:34,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:49:34,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:49:34,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:49:34,628 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:49:34,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:49:34,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:49:34,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3da1085986a33686aa7ffc74caa759bc9bd987d241f97554ff5ad69a436a7e40 [2021-11-25 07:49:34,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:49:34,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:49:34,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:49:34,960 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:49:34,961 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:49:34,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-25 07:49:35,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/data/a49580be0/5af25741563e4072ac4ce183142c2fff/FLAGcf9a4f40d [2021-11-25 07:49:35,569 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:49:35,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-25 07:49:35,586 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/data/a49580be0/5af25741563e4072ac4ce183142c2fff/FLAGcf9a4f40d [2021-11-25 07:49:35,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/data/a49580be0/5af25741563e4072ac4ce183142c2fff [2021-11-25 07:49:35,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:49:35,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:49:35,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:49:35,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:49:35,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:49:35,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:49:35" (1/1) ... [2021-11-25 07:49:35,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb9d4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:35, skipping insertion in model container [2021-11-25 07:49:35,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:49:35" (1/1) ... [2021-11-25 07:49:35,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:49:35,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:49:36,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4373,4386] [2021-11-25 07:49:36,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:49:36,093 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:49:36,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4373,4386] [2021-11-25 07:49:36,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:49:36,160 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:49:36,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36 WrapperNode [2021-11-25 07:49:36,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:49:36,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:49:36,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:49:36,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:49:36,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,209 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 333 [2021-11-25 07:49:36,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:49:36,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:49:36,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:49:36,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:49:36,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:49:36,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:49:36,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:49:36,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:49:36,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:36" (1/1) ... [2021-11-25 07:49:36,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:49:36,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:49:36,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:49:36,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87edce9b-b038-4d50-a21b-6538e1eff5f6/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:49:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:49:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:49:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:49:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:49:36,416 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:49:36,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:49:36,917 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:49:37,039 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:49:37,040 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:49:37,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:49:37 BoogieIcfgContainer [2021-11-25 07:49:37,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:49:37,044 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:49:37,044 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:49:37,055 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:49:37,056 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:49:37" (1/1) ... [2021-11-25 07:49:37,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:49:37,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:37,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2021-11-25 07:49:37,130 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2021-11-25 07:49:37,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:49:37,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:37,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:37,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2021-11-25 07:49:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2021-11-25 07:49:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:49:37,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:37,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:37,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:37,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:37,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2021-11-25 07:49:37,841 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2021-11-25 07:49:37,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:49:37,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:37,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:37,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:37,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2021-11-25 07:49:37,971 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2021-11-25 07:49:37,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:49:37,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:37,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:38,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2021-11-25 07:49:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2021-11-25 07:49:38,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:49:38,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:38,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:38,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2021-11-25 07:49:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2021-11-25 07:49:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:49:38,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:38,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:38,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2021-11-25 07:49:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2021-11-25 07:49:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:49:38,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:38,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:38,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2021-11-25 07:49:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2021-11-25 07:49:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:49:38,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:38,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:38,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:38,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2021-11-25 07:49:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2021-11-25 07:49:38,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:49:38,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:38,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:39,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2021-11-25 07:49:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2021-11-25 07:49:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:49:39,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:39,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:39,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2021-11-25 07:49:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2021-11-25 07:49:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:49:39,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:39,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:39,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2021-11-25 07:49:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2021-11-25 07:49:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:49:39,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:39,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2021-11-25 07:49:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2021-11-25 07:49:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:49:42,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:42,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:42,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 215 transitions. [2021-11-25 07:49:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2021-11-25 07:49:46,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:49:46,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:46,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:55,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2021-11-25 07:49:55,519 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2021-11-25 07:49:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:49:55,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:55,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:05,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2021-11-25 07:50:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2021-11-25 07:50:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:50:05,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:05,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:05,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:08,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2021-11-25 07:50:08,062 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2021-11-25 07:50:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:50:08,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:08,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:08,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 176 states and 308 transitions. [2021-11-25 07:50:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 308 transitions. [2021-11-25 07:50:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:50:08,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:08,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 184 states and 324 transitions. [2021-11-25 07:50:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 324 transitions. [2021-11-25 07:50:10,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:50:10,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:10,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:10,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:10,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 185 states and 324 transitions. [2021-11-25 07:50:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 324 transitions. [2021-11-25 07:50:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:50:10,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:10,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 189 states and 335 transitions. [2021-11-25 07:50:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 335 transitions. [2021-11-25 07:50:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:50:22,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:22,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:22,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:28,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 199 states and 356 transitions. [2021-11-25 07:50:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 356 transitions. [2021-11-25 07:50:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:50:28,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:28,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 214 states and 385 transitions. [2021-11-25 07:50:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 385 transitions. [2021-11-25 07:50:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:50:37,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:37,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:37,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:41,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 219 states and 399 transitions. [2021-11-25 07:50:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 399 transitions. [2021-11-25 07:50:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:50:41,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:41,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 222 states and 405 transitions. [2021-11-25 07:50:43,383 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 405 transitions. [2021-11-25 07:50:43,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:50:43,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:43,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:45,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 225 states and 411 transitions. [2021-11-25 07:50:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 411 transitions. [2021-11-25 07:50:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:50:45,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:45,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:45,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:48,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 228 states and 417 transitions. [2021-11-25 07:50:48,513 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 417 transitions. [2021-11-25 07:50:48,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:50:48,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:48,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:02,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 244 states and 452 transitions. [2021-11-25 07:51:02,123 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 452 transitions. [2021-11-25 07:51:02,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:51:02,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:02,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:05,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:05,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 247 states and 458 transitions. [2021-11-25 07:51:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 458 transitions. [2021-11-25 07:51:05,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:51:05,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:05,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:10,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 255 states and 477 transitions. [2021-11-25 07:51:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 477 transitions. [2021-11-25 07:51:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:51:10,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:10,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:10,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 258 states and 483 transitions. [2021-11-25 07:51:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 483 transitions. [2021-11-25 07:51:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:51:13,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:13,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 261 states and 489 transitions. [2021-11-25 07:51:16,622 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 489 transitions. [2021-11-25 07:51:16,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:51:16,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:20,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:52:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 287 states and 574 transitions. [2021-11-25 07:52:01,325 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 574 transitions. [2021-11-25 07:52:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:52:01,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:01,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:03,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:52:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 308 states and 653 transitions. [2021-11-25 07:52:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 653 transitions. [2021-11-25 07:52:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:52:25,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:25,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:52:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 328 states and 740 transitions. [2021-11-25 07:52:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 740 transitions. [2021-11-25 07:52:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:52:50,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:50,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:53:36,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 356 states and 841 transitions. [2021-11-25 07:53:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 841 transitions. [2021-11-25 07:53:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:53:36,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:36,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:40,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 383 states and 947 transitions. [2021-11-25 07:54:40,055 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 947 transitions. [2021-11-25 07:54:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:54:40,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:40,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:45,801 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 410 states and 1052 transitions. [2021-11-25 07:55:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1052 transitions. [2021-11-25 07:55:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:55:50,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:50,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 414 states and 1062 transitions. [2021-11-25 07:55:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1062 transitions. [2021-11-25 07:55:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:55:56,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:56,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:56,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:56:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 428 states and 1096 transitions. [2021-11-25 07:56:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1096 transitions. [2021-11-25 07:56:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:56:15,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:15,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:56:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 443 states and 1133 transitions. [2021-11-25 07:56:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1133 transitions. [2021-11-25 07:56:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:56:33,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:33,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:56:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:41,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 449 states and 1148 transitions. [2021-11-25 07:56:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1148 transitions. [2021-11-25 07:56:41,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:56:41,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:41,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:56:53,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:53,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 456 states and 1188 transitions. [2021-11-25 07:56:53,835 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1188 transitions. [2021-11-25 07:56:53,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:56:53,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:53,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:06,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 467 states and 1217 transitions. [2021-11-25 07:57:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1217 transitions. [2021-11-25 07:57:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:57:06,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:06,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:06,805 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:18,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:18,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 478 states and 1239 transitions. [2021-11-25 07:57:18,194 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1239 transitions. [2021-11-25 07:57:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:57:18,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:18,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 494 states and 1296 transitions. [2021-11-25 07:57:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1296 transitions. [2021-11-25 07:57:39,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:57:39,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:44,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 496 states and 1302 transitions. [2021-11-25 07:57:44,170 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1302 transitions. [2021-11-25 07:57:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:57:44,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:44,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 505 states and 1321 transitions. [2021-11-25 07:57:52,919 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1321 transitions. [2021-11-25 07:57:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:57:52,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:52,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:02,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 511 states and 1339 transitions. [2021-11-25 07:58:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1339 transitions. [2021-11-25 07:58:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:58:02,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:02,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:02,514 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 513 states and 1344 transitions. [2021-11-25 07:58:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1344 transitions. [2021-11-25 07:58:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:58:04,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:04,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 517 states and 1349 transitions. [2021-11-25 07:58:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1349 transitions. [2021-11-25 07:58:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:58:09,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:09,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 526 states and 1366 transitions. [2021-11-25 07:58:25,368 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1366 transitions. [2021-11-25 07:58:25,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:58:25,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:25,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 533 states and 1379 transitions. [2021-11-25 07:58:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1379 transitions. [2021-11-25 07:58:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:58:36,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:36,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:49,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 541 states and 1394 transitions. [2021-11-25 07:58:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1394 transitions. [2021-11-25 07:58:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:58:49,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:49,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:01,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 570 states and 1527 transitions. [2021-11-25 08:02:01,059 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1527 transitions. [2021-11-25 08:02:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 08:02:01,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:01,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms